/*******************************************************************************
 * Copyright (c) 2006 Ultimate Technology, Inc.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     Bojan Vukojevic - initial API and implementation
 *******************************************************************************/
package com.ultimatetech.cim.preferences;

import javax.wbem.client.CIMClient;

import org.eclipse.jface.preference.*;
import org.eclipse.ui.IWorkbenchPreferencePage;
import org.eclipse.ui.IWorkbench;
import com.ultimatetech.cim.CIMPlugin;

/**
 * This class represents a preference page that
 * is contributed to the Preferences dialog. By 
 * subclassing <samp>FieldEditorPreferencePage</samp>, we
 * can use the field support built into JFace that allows
 * us to create a page that is small and knows how to 
 * save, restore and apply itself.
 * <p>
 * This page is used to modify preferences only. They
 * are stored in the preference store that belongs to
 * the main plug-in class. That way, preferences can
 * be accessed directly via the preference store.
 */

public class CIMPreferencePage
	extends FieldEditorPreferencePage
	implements IWorkbenchPreferencePage {

	public interface PreferenceNames {
		static final String IS_SECURE = "is-secure";
		static final String CIM_HOST = "cim-host";
		static final String CIM_PORT = "cim-port";
		static final String CIM_NAMESPACE = "cim-namespace";
		static final String CIM_FILTER = "cim-filter";	
	}
	interface DefaultPreferenceValues {
		static final boolean IS_SECURE = false;
		static final String CIM_HOST = "localhost";
		static final String CIM_PORT = "5988";
		static final String CIM_NAMESPACE = "/root/cimv2";
		static final String CIM_FILTER = "";	
	}
	
	public CIMPreferencePage() {
		super(GRID);
		setPreferenceStore(CIMPlugin.getDefault().getPreferenceStore());
		
		getPreferenceStore().setDefault(PreferenceNames.IS_SECURE, DefaultPreferenceValues.IS_SECURE);
		getPreferenceStore().setDefault(PreferenceNames.CIM_HOST, DefaultPreferenceValues.CIM_HOST);
		getPreferenceStore().setDefault(PreferenceNames.CIM_PORT, DefaultPreferenceValues.CIM_PORT);
		getPreferenceStore().setDefault(PreferenceNames.CIM_NAMESPACE, DefaultPreferenceValues.CIM_NAMESPACE);
		getPreferenceStore().setDefault(PreferenceNames.CIM_FILTER, DefaultPreferenceValues.CIM_FILTER);
		setDescription("Enter properties for connection to CIMOM. " +
				"Leave filter blank to retrieve all class names from CIMOM " +
				"or specify first few characters to filter class names " +
				"(i.e. ABC - return all classnames that start with ABC)");
	}
	
	/**
	 * Creates the field editors. Field editors are abstractions of
	 * the common GUI blocks needed to manipulate various types
	 * of preferences. Each field editor knows how to save and
	 * restore itself.
	 */
	public void createFieldEditors() {
		StringFieldEditor sfe = new StringFieldEditor(PreferenceConstants.P_STRING,
				"CIM &Host:", getFieldEditorParent());
		sfe.setEmptyStringAllowed(false);
		sfe.setPreferenceName(PreferenceNames.CIM_HOST);
		addField(sfe);
		sfe = new StringFieldEditor(PreferenceConstants.P_STRING,
				"CIM &Port:", getFieldEditorParent());
		sfe.setEmptyStringAllowed(false);
		sfe.setPreferenceName(PreferenceNames.CIM_PORT);
		addField(sfe);
		sfe = new StringFieldEditor(PreferenceConstants.P_STRING,
				"CIM &Name Space:", getFieldEditorParent());
		sfe.setEmptyStringAllowed(false);
		sfe.setPreferenceName(PreferenceNames.CIM_NAMESPACE);		
		addField(sfe);
		RadioGroupFieldEditor rfe = new RadioGroupFieldEditor(
				PreferenceConstants.P_CHOICE,
				"Protocol",
				1,
				new String[][] { { "http/XML", "http" }, {
					"https/XML", "https"},
					{CIMClient.CIM_RMI, CIMClient.CIM_RMI}
			}, getFieldEditorParent());
		rfe.setPreferenceName(PreferenceNames.IS_SECURE);		
		addField(rfe);
		sfe = new StringFieldEditor(PreferenceConstants.P_STRING,
				"CIM Class Name &Filter:", getFieldEditorParent());
		sfe.setEmptyStringAllowed(true);
		sfe.setPreferenceName(PreferenceNames.CIM_FILTER);		
		addField(sfe);
		
	}

	/* (non-Javadoc)
	 * @see org.eclipse.ui.IWorkbenchPreferencePage#init(org.eclipse.ui.IWorkbench)
	 */
	public void init(IWorkbench workbench) {
	}
	
}